Home / 150,303,653.20-225,455,479.80-99,243,326.80

Finding the Fourth Proportional to 150,303,653.20, 225,455,479.80 and 99,243,326.80

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Solution

The fourth proportional to 150,303,653.20, 225,455,479.80 and 99,243,326.80 is: 148,864,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,303,653.20 : 225,455,479.80 = 99,243,326.80 : x
  2. Step 2: Convert to fraction form
    150,303,653.20/225,455,479.80 = 99,243,326.80/x
  3. Step 3: Cross multiply
    150,303,653.20x = 225,455,479.80 × 99,243,326.80
  4. Step 4: Simplify right side
    150,303,653.20x = 22,374,951,860,642,200
  5. Step 5: Solve for x
    x = 22,374,951,860,642,200/150,303,653.20
  6. Step 6: Final answer
    x = 148,864,990.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.